[  550.243269] fab-br0: port 1(fbond) entered blocking state
[  550.243340] fab-br0: port 1(fbond) entered disabled state
[  550.243394] fbond: entered allmulticast mode
[  550.243504] fbond: entered promiscuous mode
[  550.257592] veth1-bond: entered promiscuous mode
[  550.257665] veth1-bond: entered allmulticast mode
[  550.257732] fbond: (slave veth1-bond): Enslaving as a backup interface with a down link
[  550.273622] veth2-bond: entered promiscuous mode
[  550.273717] veth2-bond: entered allmulticast mode
[  550.273786] fbond: (slave veth2-bond): Enslaving as a backup interface with a down link
[  550.294441] fbond: Warning: No 802.3ad response from the link partner for any adapters in the bond
[  550.321541] fab-br0: port 1(fbond) entered blocking state
[  550.321615] fab-br0: port 1(fbond) entered forwarding state
[  550.390478] fbond: (slave veth1-bond): link status definitely up, 10000 Mbps full duplex
[  550.390594] fbond: (slave veth2-bond): link status definitely up, 10000 Mbps full duplex
[  550.390678] fbond: active interface up!
[  551.601423] fbond: left allmulticast mode
[  551.601490] veth1-bond: left allmulticast mode
[  551.601540] veth2-bond: left allmulticast mode
[  551.601590] fbond: left promiscuous mode
[  551.601625] veth1-bond: left promiscuous mode
[  551.601674] veth2-bond: left promiscuous mode
[  551.601740] fab-br0: port 1(fbond) entered disabled state
[  551.630013] fbond (unregistering): (slave veth1-bond): Removing an active aggregator
[  551.630158] fbond (unregistering): (slave veth1-bond): Releasing backup interface
[  551.637592] fbond (unregistering): (slave veth2-bond): Removing an active aggregator
[  551.637729] fbond (unregistering): (slave veth2-bond): Releasing backup interface
[  551.645536] fbond (unregistering): Released all slaves